Snowfall Totals In: Heaviest Band Sets Up Northeast of I-95

Final snowfall reports are in and show a sharp gradient across the region, with the highest totals focused northeast of I-95 and much lighter amounts farther south.

A narrow band of heavier snow developed northeast of I-95, producing widespread 4–6” totals across parts of southeast Pennsylvania, northeast Maryland, and northern New Jersey, with locally higher amounts reported in areas such as York, Lancaster, Harford, Baltimore, and Carroll counties. The mountains saw the highest totals overall, with 8–12” common across Garrett County and western Maryland, where colder air and stronger forcing persisted longer.

Farther south and southwest, totals dropped off quickly as expected. Areas south of US-50 and closer to the Potomac generally picked up under 1–2 inches, with some locations seeing less due to initially warmer temperatures and drier air limiting snowfall. This verified concerns for dry air intrusion and explains the tight snowfall gradient seen on the final map, resulting in minor impacts for most and localized moderate impacts where the heavier band set up.

Overall, the forecast performed well, correctly identifying the narrow corridor of higher snow totals northeast of I-95, the lighter amounts to the south due to dry air and marginal temperatures, and significantly higher snowfall in the mountains. The biggest takeaway from this event was the sharp snowfall gradient, with totals changing rapidly over short distances — a known challenge with fast-moving coastal systems.

NWS SNOW REPORTS

MARYLAND

...Allegany County...
Frostburg 4.0 700 AM 12/14 Co-Op Observer
Mount Savage 4.0 845 AM 12/14 Dept of Highways
Frostburg NW 4.0 840 AM 12/14 Dept of Highways
Potomac Park 2 NW 2.0 839 AM 12/14 Dept of Highways
Wolfe Mill 2 NNE 1.5 853 AM 12/14 Trained Spotter
Cumberland NW 1.0 840 AM 12/14 Dept of Highways
Ridgeley 1 NW 0.8 925 PM 12/13 Trained Spotter

...Anne Arundel County...
Odenton 2.3 821 AM 12/14 Public
Crofton 2 NNE 2.2 913 AM 12/14 NWS Employee
Deale 1 ENE 2.1 954 AM 12/14 Trained Spotter
Annapolis 1 S 2.0 823 AM 12/14 Trained Spotter
Annapolis 1 SE 1.8 650 AM 12/14 Trained Spotter
Chelsea Beach 1.5 736 AM 12/14 Trained Spotter
Crofton 1 SSE 1.0 400 AM 12/14 NWS Employee
Bwi Airport 1.0 700 AM 12/14 Official NWS Obs
Baltmore-Washington 0.5 538 AM 12/14 Dept of Highways
Parole 0.5 537 AM 12/14 Dept of Highways

...Baltimore County...
Bentley Springs 1 E 5.5 800 AM 12/14 Trained Spotter
Long Green 2 NW 4.5 745 AM 12/14 Trained Spotter
Glyndon 1 WSW 4.4 757 AM 12/14 Trained Spotter
Bentley Springs 6 S 4.0 531 AM 12/14 Dept of Highways
Cockeysville 2 NNW 3.5 807 AM 12/14 Broadcast Media
Reisterstown 1 NE 3.5 947 AM 12/14 Trained Spotter
Woodstock 1 ENE 3.3 447 AM 12/14 Trained Spotter
Gunpowder 2 W 3.1 1009 AM 12/14 Trained Spotter
Timonium 1 W 3.0 814 AM 12/14 Trained Spotter
Kingsville 1 E 2.9 724 AM 12/14 Trained Spotter
Rosedale 1 E 2.5 534 AM 12/14 Dept of Highways
Arbutus 2.3 829 AM 12/14 Trained Spotter
Edgemere 2.3 956 AM 12/14 Trained Spotter
Owings Mills 1.8 535 AM 12/14 Dept of Highways
Pikesville 1.0 1220 AM 12/14 Trained Spotter
Cockeysville 0.5 1217 AM 12/14 Broadcast Media
Catonsville 0.5 159 AM 12/14 Social Media

...Baltimore City...
Pimlico SE 2.3 615 AM 12/14 Trained Spotter

...Calvert County...
Prince Frederick 1 S 1.4 937 AM 12/14 Trained Spotter
Chesapeake Beach 1.0 933 AM 12/14 Trained Spotter

...Carroll County...
Gamber 1 WNW 5.5 837 AM 12/14 CoCoRaHS
Watersville 1 N 5.1 727 AM 12/14 Trained Spotter
Eldersburg 1 ESE 5.0 800 AM 12/14 Trained Spotter
Millers 4 NE 4.6 800 AM 12/14 Co-Op Observer
Winfield 1 N 4.5 730 AM 12/14 Trained Spotter
Westminster 6 NE 4.5 618 AM 12/14 Social Media
Sykesville 4.0 800 AM 12/14 Trained Spotter
Uniontown 3 N 3.1 635 AM 12/14 Trained Spotter
Westminster 1 NNE 3.0 533 AM 12/14 Dept of Highways

...Cecil County...
Rock Springs 1 ESE 5.5 820 AM 12/14 Trained Spotter
Woodlawn 2 ENE 5.1 950 AM 12/14 Trained Spotter
Elkton 2 W 2.5 534 AM 12/14 Dept of Highways

...Charles County...
La Plata 3 ENE 1.4 800 AM 12/14 Trained Spotter
Ironsides 2 E 1.0 726 AM 12/14 Trained Spotter

...Frederick County...
Sabillasville 2 SSE 4.1 1023 AM 12/14 Trained Spotter
Mount Airy 1 SW 4.0 730 AM 12/14 Trained Spotter
Green Valley 1 WNW 3.0 823 AM 12/14 Public
Myersville 2.3 940 AM 12/14 Trained Spotter
New Market 2.3 729 AM 12/14 Trained Spotter
Ballenger Creek 1 E 2.0 533 AM 12/14 Dept of Highways
Ballenger Creek 2.0 1018 AM 12/14 Trained Spotter
Ballenger Creek 1 NW 1.6 938 AM 12/14 Trained Spotter
Buckeystown 3 SW 1.4 700 AM 12/14 Trained Spotter
Frederick 1 SE 0.8 955 AM 12/14 Trained Spotter
New Market 1 ENE 0.8 1255 AM 12/14 Trained Spotter

...Garrett County...
Oakland 4 WSW 12.0 920 AM 12/14 Emergency Mngr
Loch Lynn Heights 2 12.0 918 AM 12/14 Emergency Mngr
Accident 4 E 11.5 852 AM 12/14 Trained Spotter
Oakland 4 SW 10.0 908 AM 12/14 Law Enforcement
Mc Henry 7 W 10.0 858 AM 12/14 Dept of Highways
Accident 5 ESE 10.0 900 AM 12/14 Dept of Highways
Friendsville 10.0 925 AM 12/14 Emergency Mngr
Mountain Lake Park 1 10.0 909 AM 12/14 Dept of Highways
Oakland 4 NW 10.0 922 AM 12/14 Emergency Mngr
Oakland 4 W 10.0 902 AM 12/14 Dept of Highways
Oakland 10.0 921 AM 12/14 Emergency Mngr
Oakland 5 NW 10.0 941 AM 12/14 Trained Spotter
Deer Park 5 ENE 9.0 909 AM 12/14 Dept of Highways
Grantsville 8.0 923 AM 12/14 Emergency Mngr
McHenry 8.0 800 AM 12/14 Emergency Mngr
Grantsville 5 W 8.0 527 AM 12/14 Dept of Highways
Mount Savage 4 WNW 8.0 926 AM 12/14 Dept of Highways
Accident 3 NNE 8.0 858 AM 12/14 Dept of Highways
Grantsville 7 WNW 7.0 726 AM 12/14 Trained Spotter
Mc Henry 4 SE 7.0 850 AM 12/14 Park/Forest Srvc
Accident 6 ESE 7.0 705 AM 12/14 Fire Dept/Rescue
Barton 5.0 848 AM 12/14 Public
Friendsville 3 W 4.0 950 PM 12/13 Dept of Highways
Mc Henry 3.0 944 PM 12/13 Trained Spotter

...Harford County...
Chrome Hill 2 SE 6.0 940 AM 12/14 Trained Spotter
Bel Air 2 NE 5.3 747 AM 12/14 Broadcast Media
Fallston 3 N 4.7 721 AM 12/14 Trained Spotter
Aberdeen Proving Gro 3.3 900 AM 12/14 Trained Spotter
Churchville 1 SE 2.5 534 AM 12/14 Dept of Highways

...Howard County...
Gaither 2 SE 4.6 720 AM 12/14 Trained Spotter
Marriottsville 2 SSW 4.5 800 AM 12/14 NWS Employee
West Friendship 2 NW 3.8 753 AM 12/14 Trained Spotter
Simpsonville 3.0 957 AM 12/14 Trained Spotter
Dayton 1 NE 2.5 532 AM 12/14 Dept of Highways
Historic Ellicott Ci 2.3 825 AM 12/14 Trained Spotter
Elkridge 2 W 2.0 721 AM 12/14 Trained Spotter
Elkridge 1.7 822 AM 12/14 NWS Employee
Simpsonville 1 SSE 1.6 810 AM 12/14 Trained Spotter

...Montgomery County...
Damascus 3 SSW 4.8 704 AM 12/14 Co-Op Observer
Damascus 1 S 4.5 723 AM 12/14 Trained Spotter
Clarksburg 2 NW 4.5 917 AM 12/14 Emergency Mngr
Damascus 1 SE 4.1 959 AM 12/14 Trained Spotter
Brookeville 2 NW 1.8 942 AM 12/14 Trained Spotter
Gaithersburg 1.5 535 AM 12/14 Dept of Highways
Gaithersburg 2 E 1.5 639 AM 12/14 NWS Employee
Germantown 1.4 933 AM 12/14 NWS Employee
Norbeck 1 ESE 1.1 700 AM 12/14 Trained Spotter
Leesburg 4 NE 1.0 943 AM 12/14 Trained Spotter
Poolesville 0.7 805 AM 12/14 Emergency Mngr
Aspen Hill 1 SW 0.7 938 AM 12/14 Trained Spotter
Potomac 0.7 806 AM 12/14 Emergency Mngr
Somerset 1 ENE 0.6 1012 AM 12/14 Trained Spotter

...St. Marys County...
Callaway 2 W 1.0 731 AM 12/14 Trained Spotter
California 3 W 0.8 831 AM 12/14 Trained Spotter
Ridge 1 E 0.8 942 AM 12/14 Trained Spotter

...Washington County...
Sabillasville 2 NNW 4.3 713 AM 12/14 CoCoRaHS
Boonsboro 3 NNE 1.9 615 AM 12/14 Trained Spotter
Boonsboro 1 SSE 1.5 936 AM 12/14 Trained Spotter
Funkstown 2 WSW 1.3 536 AM 12/14 Dept of Highways
Hagerstown 0.4 700 AM 12/14 Co-Op Observer
Pecktonville 3 NNW T 735 AM 12/14 NWS Employee

Pennsylvania

...Adams County...
New Oxford 0.8 SE 4.0 in 0800 AM 12/14 COCORAHS
York Springs 2.5 N 3.2 in 0700 AM 12/14 COCORAHS
Abbottstown 2.4 N 2.0 in 0700 AM 12/14 COCORAHS

...Cumberland County...
Mechanicsburg 1.0 NNW 1.5 in 0652 AM 12/14 COCORAHS
Carlisle 1.0 in 0700 AM 12/14 COOP
Carlisle 3.3 WSW 1.0 in 0700 AM 12/14 COCORAHS

...Dauphin County...
Middletown 2.9 NW 5.1 in 0800 AM 12/14 COCORAHS
Middletown 3.5 E 5.1 in 0800 AM 12/14 COCORAHS
Hershey 2.1 NW 3.5 in 0700 AM 12/14 COCORAHS
Harrisburg 6.0 NE 2.3 in 0700 AM 12/14 COCORAHS

...Lancaster County...
Gap 0.3 NW 5.5 in 0700 AM 12/14 COCORAHS
Ephrata 0.9 E 4.0 in 0730 AM 12/14 COCORAHS
Elizabethtown 1.1 N 4.0 in 0800 AM 12/14 COCORAHS
New Holland 0.4 WNW 4.0 in 0750 AM 12/14 COCORAHS
Landisville 0.8 WSW 4.0 in 0726 AM 12/14 COCORAHS
Lititz 0.3 WNW 3.0 in 0800 AM 12/14 COCORAHS
Landisville 1.2 ESE 2.2 in 0730 AM 12/14 COCORAHS
2.1 SE New Holland 1.5 in 1200 AM 12/14 COOP

...Lebanon County...
Lebanon 1.3 SW 4.0 in 0700 AM 12/14 COCORAHS
Palmyra 2.1 S 3.5 in 0700 AM 12/14 COCORAHS
Lebanon 4.8 N 3.1 in 0700 AM 12/14 COCORAHS

...York County...
York Haven 2.3 WNW 5.2 in 0800 AM 12/14 COCORAHS
Stewartstown 0.5 S 5.0 in 0733 AM 12/14 COCORAHS
Mount Wolf 1.0 SE 4.5 in 0800 AM 12/14 COCORAHS
York 3.4 NE 4.5 in 0800 AM 12/14 COCORAHS
Valley Green 0.8 ENE 4.3 in 0700 AM 12/14 COCORAHS
East Berlin 3.4 ESE 3.7 in 0600 AM 12/14 COCORAHS

VIRGINIA

...Albemarle County...
Glendower 2 NE 0.1 717 AM 12/14 Trained Spotter

...Arlington County...
Reagan National Apt 0.3 652 AM 12/14 Official NWS Obs

...City of Alexandria...
Alexandria 1 W 1.0 830 AM 12/14 Trained Spotter

...Culpeper County...
Culpeper 1 W 0.4 800 AM 12/14 Trained Spotter

...Fairfax County...
Fairfax Station 1 SE 1.2 956 AM 12/14 Trained Spotter
Tantallon 2 W 1.0 725 AM 12/14 Trained Spotter
Vienna 1.0 730 AM 12/14 Co-Op Observer
Reston 2 N 0.9 716 AM 12/14 NWS Employee
Chantilly 2 ENE 0.8 729 AM 12/14 Trained Spotter
Herndon 1 NNE 0.8 722 AM 12/14 Trained Spotter
Reston 2 SSW 0.7 732 AM 12/14 NWS Employee

...Fauquier County...
Greenwich 1 W 0.5 952 AM 12/14 Other Federal

...Frederick County...
Winchester 3 E 0.5 606 AM 12/14 Trained Spotter

...Highland County...
Mill Gap 1 SW 0.1 700 AM 12/14 Co-Op Observer

...Loudoun County...
Bloomery 3 ESE 1.9 630 AM 12/14 Trained Spotter
Lucketts W 1.8 1020 AM 12/14 NWS Employee
Ashburn 1.0 954 AM 12/14 Trained Spotter
Ashburn 1 W 1.0 800 AM 12/14 NWS Employee
Leesburg 1 E 1.0 700 AM 12/14 NWS Employee
Purcellville 0.8 700 AM 12/14 Co-Op Observer
Dulles International 0.7 700 AM 12/14 Official NWS Obs
Leesburg 2 WNW 0.1 1200 AM 12/14 NWS Employee

...Page County...
Stanley 2 WSW 0.3 745 AM 12/14 Trained Spotter

...Prince William County...
Gainesville 1 WNW 1.3 949 AM 12/14 Trained Spotter
Woolsey 1 SW 0.3 1008 AM 12/14 Trained Spotter

...Rockingham County...
Elkton 0.5 521 AM 12/14 Social Media

...Spotsylvania County...
Spotsylvania Court 1 1.0 959 AM 12/14 Trained Spotter
Dunavant 1 S 1.0 953 AM 12/14 Trained Spotter
White Oak 4 SSW 0.8 856 AM 12/14 Trained Spotter

...Stafford County...
Holly Corner 2 E 0.8 756 AM 12/14 Trained Spotter

...Warren County...
Linden 3 W 1.0 748 AM 12/14 Trained Spotter
Karo 1 WSW 0.2 800 AM 12/14 Trained Spotter

WEST VIRGINIA

...Berkeley County...
Martinsburg 2 E 0.8 845 AM 12/14 NWS Employee
Falling Waters 2 NW 0.3 714 AM 12/14 Trained Spotter

...Grant County...
Bayard 7.0 930 AM 12/14 Co-Op Observer

...Jefferson County...
Millville 1 ESE 1.5 826 AM 12/14 Trained Spotter
Bloomery 3 SSE 1.4 630 AM 12/14 Trained Spotter

...Pendleton County...
Seneca Rocks 1.0 939 AM 12/14 Public
Franklin T 948 AM 12/14 Dept of Highways

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